As per CoinMarketCap, there are over 23,000 cryptocurrencies in the market, out of which Bitcoin has the highest market share (around 52%). Plus, it operates on blockchain, which makes it highly secure and impossible to tamper with.
Bitcoin is undoubtedly the first and most popular cryptocurrency out there with maximum adoption. This is precisely why we chose to give rewards in Bitcoin, i.e. SATs, over any other cryptocurrency with no inherent value.
Just like gold gets its preciousness because of scarcity, the same is true for Bitcoin. The supply of Bitcoin is fixed – 21 million, and it can’t be exceeded.
But there is no such restriction on fiat currency (like USD and INR); the government can print as much money as they wish — leading to high inflation — and that’s why the ?100 that you hold today may not be as valuable in 10 years.
Whereas the growth in Bitcoin has been exponential.